y=ax²+bx+c

m：定義域の移動
　( m 〜 m+n ）

作成：ラルゴ

a = 1 (slider from -3 to 3, step 1)
b = -2 (slider from -6 to 6, step 1)
c = -1 (slider from -4 to 4, step 1)
m = -1 (slider from -4 to 3, step 0.1)
n = 1 (slider from 0.5 to 2, step 0.5)
d: y = (a * x^(2)) + (b * x) + c
e(x) = x ≤ m
f(x) = x ≥ m + n
Ax: ((-b)) / ((2 * a))
Ay: ((-(b^(2) - ((4 * a) * c)))) / ((4 * a))
By: (a * m^(2)) + (b * m) + c
Cy: (a * (m + n)^(2)) + (b * (m + n)) + c
A: (Ax, Ay)
A': (Ax, Ay)
A'': (Ax, Ay)
A''': (Ax, Ay)
B: (m, By)
B'': (m, By)
B': (m, By)
B''': (m, By)
C: (m + n, Cy)
C'': (m + n, Cy)
C''': (m + n, Cy)
C': (m + n, Cy)
B'''': (m, By)
C'''': (m + n, Cy)
B''''': (m, By)
C''''': (m + n, Cy)